Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 38.5 Stainless Steel / Blue

Reference 231.13.39.21.03.001

Omega Seamaster Aqua Terra 150M Master Co-Axial 38.5 Stainless Steel / Blue

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial 38.5 is a luxury watch that embodies both style and substance, blending functionality, elegance, and durability. With its stunning blue dial and sleek profile, this timepiece is ready for underwater adventures and everyday wear alike. At the heart of this watch lies the Omega Caliber 8500, a marvel of engineering featuring a Co-Axial escapement and 60-hour power reserve. The Aqua Terra's water-resistant rating of 150 meters and scratch-resistant sapphire crystal ensure it can withstand the elements, making it a versatile addition to your collection. As part of the Omega family, this watch is not just a timepiece, but a symbol of craftsmanship and style that stands the test of time.

Buy Now on Jomashop

This is an affiliate link

MSRP: $5,900

Market Price: $3,472

Key Features

Omega Caliber 8500 automatic movement
150-meter water-resistant rating
Scratch-resistant sapphire crystal
38.5mm stainless steel case
Blue dial with stick and dot indexes
Arrow hands for sporty touch
Co-Axial escapement for enhanced accuracy

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 38.5 Stainless Steel / Blue

Reference

231.13.39.21.03.001

Movement

8500

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Stainless Steel 38.5mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

150

Current Listings

2015 Omega Aqua Terra Ref. 231.13.39.21.03.001 with Box & Papers

Omega - 231.13.39.21.03.001 · $3,650

This iconic previous generation Seamaster Aqua Terra honors maritime heritage with a dial inspired by luxury sailboat decks, featuring a sun-brushed, lacquered blue Vertical Teak dial and a 38.5mm stainless steel case.

Condition: Excellent (little to no signs of wear)
Movement: Automatic
Case width: 38.5mm
Strap length: 7.50"

Posted at

Jan 31, 2025, 1:27 PM

Active

View listing on RolexForums

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega - 231.10.42.21.03.003 · $3,750

This listing is for an Omega Seamaster Aqua Terra Master Co-Axial in blue, featuring a 41.5mm case size and 7.25" bracelet.

Size: 41.5mm case
Bracelet length: 7.25 inches

Posted at

Jan 30, 2026, 9:29 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Annual Calendar - Blue - 38.5mm

Omega - 23110392203001 · $4,400

The Omega Seamaster Aqua Terra Annual Calendar features a 38.5mm stainless steel case with an annual calendar complication, automatically accounting for months with 30 or 31 days.

Condition: Excellent
Case size: 38.5mm diameter
Water resistance: 150m depth rating
Movement: Omega Co-Axial calibre 8601

Posted at

Jan 30, 2026, 6:14 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001

Omega - 220.12.38.20.10.001 · $4,999

This Omega Seamaster Aqua Terra 38 is a recent purchase from Watchmaxx and comes with the watch's original box, papers, and tag.

Condition: Mint
Year Bought: few months ago
Original Strap: yes
Additional Straps: TUNS green leather strap

Posted at

Jan 30, 2026, 1:57 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra White 41mm 2025 Full Set - $5100

Omega - Aqua Terra · $5,100

This Omega Aqua Terra is a lovely watch with a white dial. It features a Caliber 8900 movement with a jumping hour hand.

Condition: Excellent, with minor scratches on bezel and bracelet
Case dimensions: 41mm x 13.2mm, 47.9mm lug to lug
Movement: Caliber 8900 (Jumping hour hand)
Inclusions: box, international warranty card, master chronometer card, pictograms card, OEM rubber strap, additional links

Posted at

Jan 30, 2026, 1:45 AM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 38.5mm – “Grey Skyfall Teak Dial | Ref. 231.10.39.21.06.001 | 2020 | Full Set | Excellent

Omega - 231.10.39.21.06.001 · $4,150

This Omega Seamaster Aqua Terra features a highly sought-after grey teak dial and a smooth in-house Calibre 8500 Co-Axial movement with 60-hour power reserve.

Condition: Excellent
Case size: 38.5mm diameter
Calibre: in-house Calibre 8500 Co-Axial
Power reserve: 60 hours

Posted at

Jan 30, 2026, 12:28 AM

Active

View listing on r/WatchExchange

Omega Aqua Terra 231.10.39 Cal 8500 39mm Box and Papers - $2,790 - Reserved post for u/taybrian10

Omega - 231.10.39 Cal 8500 · $2,790

This Omega Aqua Terra 231.10.39 Cal 8500 has a 39mm steel case, Calibre OMEGA 8500 movement, and original Omega steel bracelet.

Condition: Great condition, minor marks on the case and caseback
Case diameter: 39mm
Movement: Calibre OMEGA 8500
Bracelet material: Steel

Posted at

Jan 29, 2026, 7:46 PM

Active

View listing on r/WatchExchange

2022 Omega Aqua Terra 150M 41mm Blue Teak Dial 9/22 Ref# 220.10.41.21.03.002 $3899.00

Omega - 220.10.41.21.03.002 · $3,899

Aqua Terra 150M watch featuring a beautiful domed blue teak dial, automatic self-winding movement, and 41mm case size. It has a brushed and polished stainless steel bracelet with a butterfly clasp and offers 150M water resistance.

Condition: Great pre-owned shape with some hairlines on the clasp, bracelet, and bezel.
Diameter: 41mm
Water Resistance: 150M
Movement: Automatic self-winding 8900 METAS Caliber

Posted at

Jan 29, 2026, 5:01 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra Small Seconds 150M - Box & Papers

Omega - 220.12.41.21.02.005 · $4,900

This Omega Aqua Terra Small Seconds features a 41mm case, 150m water resistance, and is powered by the COSC/METAS movement.

Condition: In great condition, with light markings from limited wear on bezel.
Water Resistance: 150m
Case Size: 41mm diameter
Movement: 8916 COSC/METAS

Posted at

Jan 29, 2026, 9:42 AM

Active

View listing on r/WatchExchange